You can go online to check the status of your refund 72 hours after IRS acknowledges receipt of your e-filed return, or 3 to 4 weeks after you mail a paper return. But if you filed Form 8379 with your return, allow 14 weeks (11 weeks if you filed electronically) before checking your refund status.

Go to www.irs.gov and click on Where's My Refund. Have a copy of your tax return handy. You will need to provide the following information from your return: